Samsung Galaxy S2 Epic 4G Touch (SPH-D710) vs Samsung Galaxy A15 (SM-A155M/N 256GB)
Side by side comparison between Samsung Galaxy S2 Epic 4G Touch vs Samsung Galaxy A15 phones, differences, pros, cons and full specifications. What's the better?
,
4.5"
AMOLED
AMOLED
480x800
8
MP
MP
2mp
1GB
RAM
RAM
Dual-core
1800
mAh
mAh
(Removable)
vs
6.5"
AMOLED
AMOLED
1080x2340
50
MP
MP
13mp
8GB
RAM
RAM
Octa-core
5000
mAh
mAh
(Non removable)
What's the better phone? Samsung Galaxy A15 (SM-A155M/N 256GB)
The phonemore's choice is much more technical than personal. Therefore, you shouldn't only consider this. Our goal is to help you, but what's important to us may not be important to you. You decide which one is the best! Comment!
17 Common items in both devices |
Plastic body, glass front |
Super AMOLED Plus / Super AMOLED |
16 million |
LED flash |
Only digital zoom |
Autofocus |
EIS: Digital stabilization |
+10 specs and more in the table below |
Check the comparison table below for more items that are not evaluated in comparison score above.
Highlight differences Clear highlight📱 Model features | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
Change model | ||
Model | Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) |
Other model names | Sprint Samsung Galaxy S II Epic 4G Touch, Samsung Within | Galaxy A15 4G LTE SM-A155M/NFC (Single-SIM) |
Country or region available | USA | (Latin America), Peru |
Brand | Samsung | Samsung |
Release date | 9/16/2011 | 12/16/2023, Announced: 12/11/2023 |
Depth | 10 millimeters (0.39 inches) | 8.4 millimeters (0.33 inches) |
Size (width x height) | 70 x 130 millimeters (2.76 x 5.12 in) | 76.8 x 160.1 millimeters (3.02 x 6.3 in) |
Weight | 130 grams (4.55 ounces) | 200 grams (7 ounces) |
Build, materials | Plastic body, glass front | Plastic body, glass front |
Protection against water and others | Not supported | Not supported |
📲 Display | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
Display type | Super AMOLED Plus | Super AMOLED |
Screen size | 4.5" inches | 6.5" inches |
Screen-to-body ratio | ~63.3% (screen-to-body ratio) | ~84.3% (screen-to-body ratio) |
Display resolution | 480x800 pixels | 1080x2340 pixels (19.5:9) |
Touchscreen | Capacitive Multitouch | Capacitive Multitouch |
Pixel density (dot pitch) | 207 PPI | 396 PPI |
Colors | 16 million | 16 million |
Scratch-resistant glass | Gorilla Glass | Not supported |
Refresh rate | 60Hz | 90Hz |
Display features | Not supported | 800nits[peak] |
🤖 Operating System | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
System version | Android 2.3.4 Gingerbread | Android 14 |
Firmware update | Android 4.1.2 Jelly Bean | feature not registered |
User Interface | feature not registered | One UI 6.1 |
⚙️ Processor | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
Chipset | 32bit: Samsung Exynos 4 Dual 4210 (45nm) | 64bit: MediaTek Helio G99 (6nm) |
CPU | Dual-core, 1 processor: 2x 1.2GHz ARM Cortex-A9 (Dual-core) | Octa-core, 2 processors: 2x 2.2GHz ARM Cortex-A76 (Dual-core) 6x 2GHz ARM Cortex-A55 (Hexa-core) |
GPU graphical controller | ARM Mali-400 MP4 266Mhz | ARM Mali-G57 MC2 |
Performance (benchmark) | feature not registered | AnTuTu: 317085 (v9), 375321 (v10) Geekbench: 1928 (v5), 1936 (v6) |
💽 Memory and storage | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
RAM memory | 1GB LPDDR2 | 8GB LPDDR4X |
Internal storage | 16GB | 256GB (236GB available) eMMC 5.1 |
External storage | Until 32GB microSD, microSDHC (dedicated slot) | Until 1TB microSD, microSDXC (dedicated slot) |
📶 Mobile networks | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
Dual-SIM | Not supported | Not supported |
SIM card | 1 slot (Single-SIM) Standard mini-SIM (2FF) | 1 slot (Single-SIM) nano-SIM (4FF) |
Maximum Download / Upload | 75/25 Mbps | 300/150 Mbps |
Network technology | 2G, 3G, 4G | 2G, 3G, 4G |
Frequency, bands | Expand band details Collapse details | |
GSM MHz band | Not supported | Quad-Band 850/900/1800/1900 |
Primary 2G network | CDMA 800/1900 | GSM 850/900/1800/1900 |
Primary 3G network | CDMA2000 1xEV-DO | UMTS 850/900/1700/1900/2100 |
Primary 4G network | WiMAX 802.16 | LTE Cat7 (1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 26, 28, 66) TD-LTE (38, 40, 41) VoLTE |
Primary 5G network | Not supported | Not supported |
Primary data network | CDMA2000 EV-DO Rev 0, CDMA2000 EV-DO Rev A, WiMAX | GPRS, EDGE, UMTS, HSDPA, HSUPA, HSPA+, TD-LTE, LTE, LTE-A |
Secondary 2G network | Not supported | Not supported |
Secondary 3G network | Not supported | Not supported |
Secondary 4G network | Not supported | Not supported |
Secondary data network | Not supported | Not supported |
📷 Camera | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
Back camera (main camera) | 8 megapixels | (triple camera) 50 megapixels 5MP ultrawide f/2.2 2MP macro f/2.4 |
Main camera resolution | 3264x2448 pixels | 8160x6120 pixels |
Video recording (primary) | Full HD (1920x1080) 30 fps | Full HD (1920x1080) 30 fps |
Flash | LED flash | LED flash |
Focal aperture | f/2.6 (aperture) | f/1.8 (aperture) |
Focal length | feature not registered | feature not registered |
Sensor size | 1/3.2" inches | feature not registered |
Pixel size | feature not registered | feature not registered |
Autofocus | Autofocus | Autofocus |
Touch focus | Supported | Supported |
Image stabilization | EIS: Digital stabilization | EIS: Digital stabilization |
Zoom | Only digital zoom | Only digital zoom |
Face/smile detection | Face detection | Face detection, Smile detection |
BSI sensor | Not supported | Supported |
HDR | Not supported | HDR photo on both cameras |
Camera extras | feature not registered | 1080p@30fps 720p@120fps (slow motion) |
📸 Front camera | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
Front camera (secondary) | 2 megapixels | 13 megapixels |
Front camera resolution | 1600x1200 pixels | 4128x3096 pixels |
Video recording (secondary) | Not supported | Full HD (1920x1080) |
Front flash | Not supported | Not supported |
Focal aperture | feature not registered | f/2.0 (aperture) |
Focal length | feature not registered | feature not registered |
Sensor size | feature not registered | feature not registered |
Pixel size | feature not registered | feature not registered |
🔉 Sound and multimedia | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
Loudspeaker | Supported | Mono sound (not stereo) |
Active noise cancellation | 2 microphones or more | 2 microphones or more |
Radio | Not supported | FM (RDS) |
TV | Not supported | Not supported |
Video formats | MP4, H.264, H.263, XviD, MKV | MP4, H.265, H.264, H.263, XviD, MKV |
Audio formats | MP3, WAV, WMA, eAAC+, FLAC | MP3, WAV, WMA, eAAC+, FLAC |
🔌 Connectivity | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
USB | MicroUSB 2.0, USB OTG On-The-Go | USB 2.0 Type-C, USB OTG On-The-Go |
Audio output | 3.5mm jack | 3.5mm jack |
TV output | Micro-B USB MHL | USB Type-C (reversible) |
Bluetooth | 3.0 + A2DP | 5.3 + A2DP/LE |
WiFi | 802.11 a/b/g/n [wifi4] (2.4GHz, 5GHz) WiFi Direct, hotspot | 802.11 a/b/g/n/ac [wifi5] (2.4GHz, 5GHz) + MIMO WiFi Direct, hotspot |
DLNA | Supported | Not supported |
GPS | A-GPS, GeoTagging | A-GPS, GeoTagging, GLONASS, GALILEO, BeiDou, QZSS |
NFC | Supported | Supported |
Infrared port | Not supported | Not supported |
🧭 Sensors | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
Sensors | Accelerometer Ambient light sensor Compass Gyroscope Proximity sensor | Accelerometer Ambient light sensor Compass Face unlock Fingerprint sensor (side-mounted) Virtual proximity sensor |
Vibrating alert | Supported | Supported |
🔋 Battery | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
Battery type | Li-Ion: lithium-ion (Removable) | LiPo: li-ion polymer (Non removable) |
Battery capacity | 1800 mAh | 5000 mAh |
Charger, watts | Wired charging | 25W Wired fast charging |
Inductive / wireless charging | Not supported | Not supported |
Talk time autonomy | 8.8 hours | 51 hours (2.1 days) |
Standby | 252 hours (10.5 days) | feature not registered |
➕ Other features | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
Call control | Voice dialing, Voice recorder, Voice commands | Voice dialing, Voice recorder, Voice commands |
Messaging | SMS (Swype), MMS, E-mail, Push mail | SMS (T9), MMS, E-mail, Push mail |
Hands-free calling | Supported | Supported |
Video calling | Supported | Supported |
Ringtones | Polyphonic and customized | Polyphonic and customized |
Web browser | HTML, XHTML, Flash player | HTML, XHTML, HTML5 |
Antenna | Internal antenna | Internal antenna |
Qwerty physical keyboard | Not supported | Not supported |
Miscellaneous | • Colors: Black, White • TouchWiz UI 4.0 • Java framework | • Colors: Brave Black, Optimistic Blue, Magical Blue, Personality Yellow |
☢️ Radiation rate | ||
Galaxy S2 Epic 4G Touch (SPH-D710) | Galaxy A15 (SM-A155M/N 256GB) | |
SAR 1.6W/kg (USA, Mexico, etc.) | feature not registered | feature not registered |
SAR 2W/kg (Europe, UK, etc.) | feature not registered | feature not registered |